title: Fatigue and its underlying factors among elderly citrus farmers in a rural area of Japan--effect of social support on fatigue and gender difference.
mesh_terms: D000328:Adult; D000368:Aged; D000382:Agricultural Workers' Diseases / Q000453:epidemiology* / Q000209:etiology* / Q000517:prevention & control; D002957:Citrus; D005221:Fatigue / Q000453:epidemiology* / Q000209:etiology* / Q000517:prevention & control; D005260:Female; D006801:Humans; D007564:Japan / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D012044:Regression Analysis; D012307:Risk Factors; D012424:Rural Population; D012737:Sex Factors; D012944:Social Support; D011795:Surveys and Questionnaires